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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3046) Text and BytesWritable's raw comparators should use the lengths provided instead of rebuilding them from scratch using readInt
Date Thu, 20 Mar 2008 21:27:24 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3046?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Owen O'Malley updated HADOOP-3046:
----------------------------------

    Status: Patch Available  (was: Open)

> Text and BytesWritable's raw comparators should use the lengths provided instead of rebuilding
them from scratch using readInt
> ------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-3046
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3046
>             Project: Hadoop Core
>          Issue Type: Improvement
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>             Fix For: 0.17.0
>
>         Attachments: 3046.patch
>
>
> It would be much faster to use the key length provided by the raw compare function rather
than rebuilding the integer lengths back up from bytes twice for every comparison in the sort.

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